Lexicon entries with the letter "G"
- Grid computing
- Garbage collection
- Business letter
- Gamification / Gamification
- G.726
- G.727
- G.721
- Graph theory
- Ghostball virus
- G.728
- Google BigTable
- 40 Gigabit Ethernet (40 GbE)
- Generic top-level domain (gTLD)
- G.722
- Geotagging
- G.729
- GHOST bug
- Greeking
- Gigabit interface converter
- Gigabit Point of Presence (GigaPOP)
- GNUnet
- Geotargeting
- GList
- GameOver ZeuS (GOZ)
- Greenware
- GovCloud
- Greatest
- Google talk
- General Data Protection Regulation (GDPR)
- Genealogical Data Communication (GEDCOM)
- Grace Hopper
- Generic port (G_Port)
- GEANT (Gigabit European Academic Network)
- Gammima
- Geo-targeting
- Geocoding
- Global server load balancer
- Geospatial mashups
- Gingerbread / Google Android 2.3
- Law of Deficiency - Scarce or endangered goods are particularly in demand